The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 21, 2025

Filed:

Jun. 08, 2023
Applicant:

Lg Electronics Inc., Seoul, KR;

Inventors:

Hyeonho Ha, Seoul, KR;

Joohang Kang, Seoul, KR;

Assignee:

LG Electronics Inc., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06F 37/30 (2020.01); D06F 37/36 (2006.01); H02K 7/12 (2006.01); H02K 21/00 (2006.01); H02K 21/02 (2006.01); H02K 21/22 (2006.01);
U.S. Cl.
CPC ...
H02K 21/024 (2013.01); D06F 37/304 (2013.01);
Abstract

A system for driving a washing machine includes a housing; a plurality of supports extending from the housing in a vertical direction and spaced apart therefrom in a circumferential direction; a supporter supported by the plurality of supports and extending in a circumferential direction; a stator movably coupled to the plurality of supports in a vertical direction; a rotor facing the stator; an output shaft coupled to the rotor and bearing-coupled to the housing; a plurality of cam guides extending radially inward of the stator; and an actuator for adjusting an area where the stator and the rotor face each other by moving the plurality of cam guides in a vertical direction.


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